exported from svn

plugins/MiniAntispam.jplug.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * @name:        MiniAntispam <jeenaparadies.net/projects/jlog/>
+ * @author:      Jeena Paradies <jlog@jeenaparadies.net>
+ * @version:     1.0
+ * @date:        2006-05-10
+ */
+
+class MiniAntispam extends JlogPlugin {
+
+    function hook_commentForm($form) {
+        $uid = $this->generate_uid();
+        $uid_inputs  = "\n     ".'<input type="hidden" name="privatkey" value="'.$uid.'" />';
+        $uid_inputs .= "\n     ".'<input type="text" style="display: none;" name="publickey" value="'.$uid.'" />';
+
+        return str_replace("<p class='xmp'>", "<p class='xmp'>".$uid_inputs, $form);
+    }
+
+    function hook_newComment($form) {
+        if(empty($form['publickey']) OR $form['publickey'] != $form['privatkey']) {
+            die("<h1>Hi spammer</h1>Please don't spam me.");
+        }
+        return $form;
+    }
+
+    function generate_uid($len = 40) {
+        $acceptedChars = 'azertyuiopqsdfghjklmwxcvbnAZERTYUIOPQSDFGHJKLMWXCVBN0123456789.,-;_';
+        $maxchar = strlen($acceptedChars)-1;
+        $uid = '';
+        mt_srand((double)microtime()*1000000);
+
+        for($i=0; $i < $len; $i++) $uid .= $acceptedChars{ mt_rand(0, $maxchar) };
+
+        return $uid;
+    }
+
+}
+?>